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Cisco Bug: CSCus89405 - Null port parameter crashes USB driver

Last Modified

Oct 30, 2017

Products (1)

  • Cisco Nexus 5000 Series Switches

Known Affected Releases

5.2(9)N1(1)

Description (partial)

Symptom:
Though USB driver doesn't crash for N5k/N6k platform, as there is no access to NULL pointer in 2.6 kernel. But still during the race condition USB Hub driver will allow the USB device getting detected with 0 no of ports, which is wrong.

Conditions:
Allowing the USB Hub device getting detected with 0 no of ports
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